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    <script>
        //continue 退出本次循环 继续执行剩余循环
        for (var i = 1; i <= 5; i++) {
            if (i == 3) {
                continue; //只要遇见continue就退出本次循环 直接跳到i++
            }
            console.log('循环' + i);
        }
        //求1-100之间 除了能被7整除之外的整数和
        var sum = 0;
        for (var i = 1; i <= 100; i++) {
            if (i % 7 == 0) {
                continue;
            }
            sum += i
        }
        console.log(sum);

        //break立即跳出整个循环
        for (var i = 1; i <= 5; i++) {
            if (i == 3) {
                break; //只要遇见break就退出循环
            }
            console.log('循环' + i);
        }
    </script>
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